2019-04-05 17:09:29 +00:00
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// File created from ScreenTemplate
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// $ createScreen.sh DeviceVerification/Verify DeviceVerificationVerify
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/*
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Copyright 2019 New Vector Ltd
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import Foundation
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final class DeviceVerificationVerifyViewModel: DeviceVerificationVerifyViewModelType {
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// MARK: - Properties
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// MARK: Private
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private let session: MXSession
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private let transaction: MXSASTransaction
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// MARK: Public
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weak var viewDelegate: DeviceVerificationVerifyViewModelViewDelegate?
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weak var coordinatorDelegate: DeviceVerificationVerifyViewModelCoordinatorDelegate?
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2019-04-06 22:01:19 +00:00
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var emojis: [MXEmojiRepresentation]?
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2019-04-05 17:09:29 +00:00
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// MARK: - Setup
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init(session: MXSession, transaction: MXSASTransaction) {
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self.session = session
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self.transaction = transaction
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2019-04-06 22:01:19 +00:00
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self.emojis = self.transaction.sasEmoji
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2019-04-11 15:59:12 +00:00
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self.registerTransactionDidStateChangeNotification(transaction: transaction)
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}
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// TODO: To remove. Only for dev
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init(session: MXSession) {
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self.session = session
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self.transaction = MXSASTransaction()
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self.emojis = [
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MXEmojiRepresentation(emoji: "🙂", andName: "BIGsMileYYELLOW"),
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MXEmojiRepresentation(emoji: "🤖", andName: "Headphones"),
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MXEmojiRepresentation(emoji: "🎩", andName: "Butterfly"),
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MXEmojiRepresentation(emoji: "👓", andName: "Strawberry"),
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MXEmojiRepresentation(emoji: "🔧", andName: "Light bulb"),
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MXEmojiRepresentation(emoji: "🎅", andName: "Headphones"),
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MXEmojiRepresentation(emoji: "👍", andName: "Thumbs up")
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]
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2019-04-05 17:09:29 +00:00
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}
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deinit {
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}
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// MARK: - Public
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func process(viewAction: DeviceVerificationVerifyViewAction) {
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switch viewAction {
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case .confirm:
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2019-04-11 17:38:46 +00:00
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self.confirmTransaction()
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2019-04-05 17:09:29 +00:00
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case .complete:
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self.coordinatorDelegate?.deviceVerificationVerifyViewModelDidComplete(self)
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case .cancel:
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self.cancelTransaction()
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2019-04-05 17:09:29 +00:00
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self.coordinatorDelegate?.deviceVerificationVerifyViewModelDidCancel(self)
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}
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}
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// MARK: - Private
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2019-04-11 17:38:46 +00:00
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private func confirmTransaction() {
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2019-04-05 17:09:29 +00:00
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self.update(viewState: .loading)
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2019-04-11 15:59:12 +00:00
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self.transaction.confirmSASMatch()
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2019-04-05 17:09:29 +00:00
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}
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2019-04-11 17:38:46 +00:00
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private func cancelTransaction() {
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self.transaction.cancel(with: MXTransactionCancelCode.user())
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}
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2019-04-05 17:09:29 +00:00
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private func update(viewState: DeviceVerificationVerifyViewState) {
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self.viewDelegate?.deviceVerificationVerifyViewModel(self, didUpdateViewState: viewState)
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}
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2019-04-11 15:59:12 +00:00
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// MARK: - MXDeviceVerificationTransactionDidChange
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private func registerTransactionDidStateChangeNotification(transaction: MXSASTransaction) {
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NotificationCenter.default.addObserver(self, selector: #selector(transactionDidStateChange(notification:)), name: NSNotification.Name.MXDeviceVerificationTransactionDidChange, object: transaction)
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}
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@objc private func transactionDidStateChange(notification: Notification) {
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2019-04-15 16:40:04 +00:00
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guard let transaction = notification.object as? MXSASTransaction else {
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2019-04-11 15:59:12 +00:00
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return
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}
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switch transaction.state {
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case MXSASTransactionStateVerified:
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self.update(viewState: .loaded)
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2019-04-15 16:40:04 +00:00
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self.coordinatorDelegate?.deviceVerificationVerifyViewModelDidComplete(self)
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2019-04-11 15:59:12 +00:00
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case MXSASTransactionStateCancelled:
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guard let reason = transaction.reasonCancelCode else {
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return
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}
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self.update(viewState: .cancelled(reason))
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case MXSASTransactionStateError:
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guard let error = transaction.error else {
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return
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}
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self.update(viewState: .error(error))
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case MXSASTransactionStateCancelled:
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guard let reason = transaction.reasonCancelCode else {
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return
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}
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self.update(viewState: .cancelled(reason))
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case MXSASTransactionStateCancelledByMe:
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guard let reason = transaction.reasonCancelCode else {
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return
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}
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self.update(viewState: .cancelledByMe(reason))
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default:
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break
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}
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}
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2019-04-05 17:09:29 +00:00
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}
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